macchaume, hirasawa yui, nakano azusa, k-on!, 2girls, assisted exposure, black eyes, black hair, blush, brown eyes, brown hair, hair ornament, hairclip, halftone, halftone background, kantoku (style), long hair, multiple girls, neck ribbon, panties, pantsing, panty pull, pantyhose, polka dot, polka dot panties, red ribbon, ribbon, school uniform, short hair, skirt, surprised arms, sweater vest, twintails, underwear